package com.demo.service;

import java.util.List;

import com.demo.model.Student;

public interface StudentService {

    int save(Student student);
    
    List<Student> getStudents(String username); 
    
    Student getStudentById(int id);
    
    Integer updateStudent(Student student);
    
    Integer deleteStudent(int id);

	boolean login(String username, String password);

}
